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Vrf Cisco IOS - Revision history
2026-05-12T15:19:39Z
Revision history for this page on the wiki
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http://mars.merhot.dk/w/index.php?title=Vrf_Cisco_IOS&diff=23399&oldid=prev
Heth at 13:12, 28 August 2012
2012-08-28T13:12:22Z
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<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 13:12, 28 August 2012</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>R1#show ip arp vrf INTERNET</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>R1#show ip arp vrf INTERNET</div></td></tr>
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<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">=VRF Lite=</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">VRF configuration isn't at all dependent on MPLS (the two components just work well together). In Cisco terminology, deployment of VRFs without MPLS is known as VRF lite.<ref>http://packetlife.net/blog/2009/apr/30/intro-vrf-lite/</ref></ins></div></td></tr>
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Heth
http://mars.merhot.dk/w/index.php?title=Vrf_Cisco_IOS&diff=11438&oldid=prev
Heth: New page: VRF means ''Virtual Routing and Forwarding'' or ''VPN Routing and Forwarding''. A VRF is a Routing instance on a physical Router or Layer 3 switch. A Routing instance keeps its own Routin...
2010-03-31T06:31:53Z
<p>New page: VRF means ''Virtual Routing and Forwarding'' or ''VPN Routing and Forwarding''. A VRF is a Routing instance on a physical Router or Layer 3 switch. A Routing instance keeps its own Routin...</p>
<p><b>New page</b></p><div>VRF means ''Virtual Routing and Forwarding'' or ''VPN Routing and Forwarding''.<br />
<br />
A VRF is a Routing instance on a physical Router or Layer 3 switch. A Routing instance keeps its own Routing Table and owns its own interfaces. There can be several VRF's on a Router.<br />
=A simple VRF Example=<br />
<source lang=cli><br />
ip vrf INTERNET<br />
description Routing instance INTERNET<br />
rd 65200:1<br />
!<br />
interface Vlan101<br />
description SF Forbindelse til Internet<br />
ip vrf forwarding INTERNET<br />
ip address 222.2.2.66 255.255.255.252<br />
!<br />
interface Vlan111<br />
description SF DMZ zone<br />
ip vrf forwarding INTERNET<br />
ip address 204.0.0.33 255.255.255.240<br />
!<br />
ip route vrf INTERNET 0.0.0.0 0.0.0.0 222.2.2.65<br />
ip route vrf INTERNET 172.21.0.0 255.255.0.0 204.0.0.34<br />
ip route vrf INTERNET 172.22.0.0 255.255.0.0 204.0.0.34<br />
ip route vrf INTERNET 192.168.100.0 255.255.255.0 204.0.0.34<br />
</source><br />
=Some Useful commands=<br />
<source lang=cli><br />
R1#ping vrf INTERNET 8.8.8.8<br />
R1#show ip route vrf INTERNET<br />
R1#telnet 204.2.1.2 /vrf INTERNET<br />
R1#traceroute vrf INTERNET 192.168.7.8<br />
R1#show ip arp vrf INTERNET<br />
</source><br />
{{Source cli}}<br />
[[Category:Cisco]]</div>
Heth